Central Limit Theorem: A sampling distribution of the mean is approximately normally distributed if the sample size is sufficiently large. This is true no matter what the population distribution is.

This is a preview. Log in through your library . Abstract The distribution of the sample correlation coefficient is derived when the population is a mixture of two bivariate normal distributions with ...

When Wald-Wolfowitz's approximate method of computing tolerance intervals is applied to two-stage sampling from a normal population further approximations have to be introduced. Their effect on the ...